October 10, 2015

Homework Help: Physics

Posted by Diane on Monday, September 3, 2012 at 9:47pm.

A rock thrown straight up with a velocity of
29 m/s from the edge of a building just misses
the building as it comes down. The rock is
moving at 44 m/s when it strikes the ground.
How tall was the building? The acceleration of gravity is 9.8 m/s

Answer in units of m

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